spectroscopy
🇺🇸
/spekˈtrɑːskəpi/
🇬🇧
/spekˈtrɒskəpi/
The technique of studying the interaction of light with matter by analyzing the light that is absorbed, emitted, or scattered.
Spectroscopy is used to identify the chemical composition of a substance by examining the light it absorbs or emits.
光譜學是用來透過檢查物質吸收或發射的光來確定物質的化學組成。